Q. Which of the following RNAs should be most abundant in animal cell?
A) tRNA
B) mRNA
C) miRNA
D) rRNA
Explanation
rRNA (ribosomal RNA) is the most abundant of all types of RNA (70-88%). Hence, it will be present in highest amount. Percentage of tRNA and mRNA is 15% and 2-5% respectively. miRNA (micro RNA) are 21-22 bp long RNA that bring degeneration of mRNA.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.